Revitalize Your Ride: 5 Best 2008 GMC Acadia Camshaft Position Sensor Replacements
Is your trusty 2008 GMC Acadia starting to feel a bit… off? Maybe you’re experiencing a dreaded check engine light, rough idling, or even stalling? These are classic signs that your vehicle’s camshaft position sensor might be on its way out. This tiny but mighty component plays a crucial role in your engine’s timing, helping the engine control module (ECM) know exactly where the camshaft is to ensure optimal fuel injection and ignition. When it fails, your Acadia’s performance can suffer significantly.
Don’t let a faulty sensor leave you stranded! Replacing your 2008 GMC Acadia camshaft position sensor can often be a straightforward fix that brings your SUV back to life. But with so many options out there, how do you choose the right one? We’ve done the legwork for you, diving deep into the market to find the top 5 camshaft position sensor replacements that offer quality, reliability, and value. Let’s get your Acadia running smoothly again!
1. 5X Crankshaft + Camshaft Position Sensor Kits
If you’re looking for a comprehensive solution to common engine sensor issues, this 5-piece kit is a fantastic option. It doesn’t just include camshaft position sensors but also the crucial crankshaft position sensor, making it ideal for those tackling a broader engine diagnostics project or simply wanting to proactively replace both. The convenience of having all necessary sensors in one package, backed by a solid warranty, truly sets this kit apart, ensuring you have the parts you need for a thorough job.
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Key Features:
- Includes 5 sensors: a combination of crankshaft and camshaft position sensors.
- Backed by a One Year Unlimited Mileage Quality Guarantee.
- Wide vehicle compatibility, including 2007-2009 GMC Acadia.
- Designed for a broad range of GM vehicles from 2007-2009.
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Pros:
- Comprehensive kit covers both camshaft and crankshaft sensors, saving time and potential future repairs.
- Excellent value for money given the number of sensors included.
- Generous one-year warranty provides peace of mind.
- Broad fitment for various GM models.
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Cons:
- May contain more sensors than you immediately need if only a camshaft sensor is faulty.
- Requires careful vehicle compatibility checking due to broad fitment list.
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User Impressions:
Customers appreciate the value and completeness of this kit, often finding it to be a cost-effective way to address multiple engine codes. Many report successful installations and restored engine performance, though some emphasize the importance of double-checking the fitment for their specific sub-model and engine.
2. A-Premium 4-PC Engine Camshaft Position Sensor Compatible
The A-Premium 4-PC kit focuses specifically on the camshaft position sensors, offering a direct replacement for your Acadia. This set stands out for its meticulous vehicle fitment details, ensuring you can confidently choose the right part. A-Premium is known for offering quality aftermarket parts with a strong emphasis on direct compatibility and a reliable guarantee, making this a trustworthy choice for restoring your engine’s precision timing.
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Key Features:
- Comes as a 4-piece set of camshaft position sensors.
- Extensive vehicle fitment list, including 2007-2009 GMC Acadia 3.6L V6.
- Direct replacement for OEM part numbers like 12590907 and 12608424.
- Features 3-pin blade terminals for exact fit.
- Backed by a one-year unlimited-mileage guarantee.
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Pros:
- Excellent value for replacing all camshaft sensors at once.
- Provides specific OEM reference numbers for easy cross-referencing.
- Comprehensive vehicle fitment list ensures accuracy.
- One-year warranty offers confidence in your purchase.
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Cons:
- Only includes camshaft sensors; doesn’t cover crankshaft position sensor if also needed.
- Some users might not need all four sensors, leading to spares.
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User Impressions:
Users consistently praise the A-Premium sensors for their exact fit and ease of installation. Many have reported immediate resolution of check engine lights and improved engine smoothness after replacing their old sensors with this kit. The comprehensive fitment details are particularly helpful for buyers.
3. MOTOKU Intake Exhaust Engine Variable Valve Timing (VVT)
For those looking to address a wider array of engine performance issues, the MOTOKU kit goes above and beyond, including not only camshaft and crankshaft sensors but also four Variable Valve Timing (VVT) oil control valves. This kit is a game-changer if your 2008 GMC Acadia is experiencing symptoms related to both sensor failure and VVT system issues, providing an almost complete timing system overhaul in one convenient package. It’s truly an all-in-one solution for complex engine problems.
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Key Features:
- Massive kit includes 4 VVT oil control valves, 4 camshaft position sensors, and 1 crankshaft position sensor.
- Extremely broad compatibility across numerous GMC, Cadillac, Saturn, Buick, and Chevrolet models (2007-2017+).
- Replaces a multitude of OEM part numbers, making it a versatile choice.
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Pros:
- Unparalleled comprehensiveness for a complete engine timing system refresh.
- Ideal for resolving issues related to both sensors and VVT components.
- Excellent value for the sheer number of critical components included.
- Wide compatibility across many GM platforms.
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Cons:
- May be overkill if you only have a single, isolated camshaft sensor problem.
- Installation of VVT components can be more complex than just a sensor.
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User Impressions:
Buyers who needed a complete overhaul or were diagnosing multiple engine codes found this kit incredibly useful. They appreciate the quality and the fact that it addresses common issues beyond just the camshaft sensor, leading to a much smoother running engine.
4. BOSCH 0232103079 OE Camshaft Position Sensor
When it comes to automotive parts, Bosch is a name that often signifies quality, and their OE Camshaft Position Sensor for the 2008 GMC Acadia is no exception. This isn’t just a quality replacement; it’s an Original Equipment (OE) part, meaning it’s often the same sensor your vehicle came with from the factory. Bosch’s commitment to superior engineering, including robust design and features like twist-insensitive mounting (TIM), ensures precise operation and long service life, making it a top-tier choice for reliability.
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Key Features:
- Actual Original Equipment (OE) part for factory-level performance.
- Accurately determines engine position for optimal fuel injection and ignition.
- Robust design with twist insensitive mounting (TIM) for easier installation.
- Delivers reliable digital measurement across a wide temperature range.
- Exact OE fit, form, and function; replaces OE number 12608424.
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Pros:
- OE quality ensures maximum compatibility and performance.
- Bosch’s reputation for engineering excellence and durability.
- Designed for ease of installation (TIM feature).
- Contributes to optimal fuel mileage and lowest emissions.
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Cons:
- Typically more expensive than aftermarket alternatives.
- Only includes one sensor, so if multiple are needed, costs add up.
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User Impressions:
Customers consistently praise the Bosch sensor for its “like-OEM” quality and perfect fit. Many report that their check engine lights cleared immediately and engine performance was fully restored, justifying the slightly higher price for peace of mind and reliability.
5. Set of 4 Camshaft Position Sensor 12608424 Fits for 2007
This 4-piece set of camshaft position sensors is a solid contender for anyone needing to replace multiple sensors on their 2008 GMC Acadia. What makes this particular set stand out is its explicit detailing of fitment and the functional explanation provided. It clearly outlines the symptoms of a faulty sensor and guarantees precision engineering with industrial-grade materials for durability. Plus, the generous 18-month warranty offers extended assurance compared to many competitors.
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Key Features:
- Includes 4 camshaft position sensors.
- Exact fitment for 2007-2010 GMC Acadia V6 3.6L and many other GM vehicles.
- Cross-references multiple OEM numbers (e.g., 12608424, 12590907).
- Explains sensor function and common symptoms of failure.
- Precision-engineered with industrial-grade materials for durability.
- Comes with an 18-month worry-free warranty.
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Pros:
- Great value for a set of four critical sensors.
- Extended 18-month warranty provides long-term confidence.
- Clear explanation of function helps users understand the component.
- Robust construction promises extended service life.
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Cons:
- You might not need all four sensors, resulting in unused spares.
- While precise, not an OE part like some competitors.
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User Impressions:
Buyers are generally pleased with the fit and function of these sensors, noting that they effectively resolve common issues like rough idles and check engine lights. The extended warranty is a big plus for many, offering extra confidence in their purchase.
Frequently Asked Questions (FAQ)
Q1: What does a camshaft position sensor do in my 2008 GMC Acadia?
A1: The camshaft position sensor monitors the rotation and position of the camshaft, which is crucial for determining valve timing. It sends this information to your vehicle’s engine control module (ECM), which then uses it to precisely control fuel injection and ignition timing for optimal engine performance and efficiency.
Q2: What are the common symptoms of a bad camshaft position sensor?
A2: Common symptoms include the illumination of the “Check Engine Light” (often with specific trouble codes like P0340 or P0345), rough idling, engine misfires, difficulty starting (especially when the engine is warm), stalling, reduced fuel economy, and a decrease in overall engine power.
Q3: Is it difficult to replace a 2008 GMC Acadia camshaft position sensor myself?
A3: For many DIYers with basic mechanical skills and tools, replacing a camshaft position sensor on a 2008 GMC Acadia is considered a moderately easy task. The exact location can vary, but they are typically accessible. It usually involves disconnecting the electrical connector, unbolting the old sensor, and installing the new one. Always consult your vehicle’s service manual for specific instructions.
Q4: Do I need to replace all camshaft position sensors if only one is bad?
A4: While you can technically replace just the faulty sensor, many mechanics recommend replacing all of them (especially if your engine has multiple, like the 3.6L V6 in the Acadia often does) if they are of similar age. This can prevent future failures and ensure consistent performance, as other sensors may be nearing the end of their lifespan.
Q5: What’s the difference between a camshaft position sensor and a crankshaft position sensor?
A5: Both are vital for engine timing. The camshaft position sensor monitors the camshaft’s rotation, which dictates valve opening and closing. The crankshaft position sensor monitors the crankshaft’s rotation, which dictates piston position and engine speed. The ECM uses data from both to create a complete picture of engine timing. Some kits, like those reviewed, include both for comprehensive replacement.
Q6: Will replacing the sensor clear the “Check Engine Light” automatically?
A6: After replacing the faulty sensor, the “Check Engine Light” may turn off on its own after a few driving cycles. However, it’s often best practice to use an OBD-II scanner to clear the diagnostic trouble codes (DTCs) manually after the repair. This confirms the fix and ensures no other underlying issues are present.
Q7: How much does it cost to replace a 2008 GMC Acadia camshaft position sensor?
A7: The cost varies. The parts themselves can range from $20 to $100+ per sensor, depending on whether you choose an aftermarket or OEM part, and if you buy them individually or in a kit. If you have a professional mechanic do the work, expect to pay for labor, which can add $100-$300 or more to the total cost, depending on shop rates and sensor accessibility.
